The degree of damage on the upper floor, where only one person was killed, shows how the sunglasses-sporting killer was spiraling out of control as his plan to get to the NFL offices inside 345 ...

Craig Clementi, who works in the NFL's finance department, took a bullet in the back during the tragic mass shooting on ...

NFL Commissioner Roger Goodell expressed sorrow following the deadly shooting at a New York City office building that left ...

“CTE is linked to repetitive brain trauma and has a distinct pathology that can only be diagnosed at autopsy,” says Dr. Ross ...

A former high school football player who opened fire in a Manhattan building Monday — killing four people before fatally ...

Roger Goodell also gave a health update on the league employee who was seriously injured in the gun attack that killed four ...